/**
 * Copyright (C) 2013 Oleg Anastassov <oleg.anastassov@gmail.com>
 *
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package kz.kstu.loc.desktop.chooser;

import javax.swing.*;
import javax.swing.filechooser.FileFilter;
import java.io.File;

/**
 * Выбор файлов со своими заданными настройками.
 * <p/>
 * Date: 01.01.2013
 * Time: 20:27
 *
 * @author Oleg Anastassov
 */
public class CustomFileChooser extends JFileChooser {

    /**
     * Задает отображение файлов с помощью фильтров.
     *
     * @param filter фильтр файлов
     */
    public CustomFileChooser(FileFilter filter, String title) {
        setFileFilter(filter);
        setDialogTitle(title);
        setMultiSelectionEnabled(false);
        setApproveButtonText("Выбрать");
        setCurrentDirectory(new File("."));
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void approveSelection() {
        File f = getSelectedFile();
        if (f.exists() && getDialogType() == SAVE_DIALOG) {
            int result = JOptionPane.showConfirmDialog(
                    this,
                    "Перезаписать существующий файл?",
                    "Конфликт имен",
                    JOptionPane.YES_NO_CANCEL_OPTION
            );
            switch (result) {
                case JOptionPane.YES_OPTION:
                    super.approveSelection();
                    return;
                case JOptionPane.NO_OPTION:
                    return;
                case JOptionPane.CLOSED_OPTION:
                    return;
                case JOptionPane.CANCEL_OPTION:
                    cancelSelection();
                    return;
            }
        }
        super.approveSelection();
    }

}
